A clock designed to run with perfect accuracy for 10,000 years.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

The world’s first stop-motion film was created on the racetrack outside this building.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

An extensive collection of ancient Egyptian artifacts and mummies.

Today's aerospace industry can be traced back to one man and his gliders.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

The headquarters of a secretive order is also a beautifully-designed park.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

This historic square in Nepal is home to temples dating back to the third century.

This elegant neoclassical garden is a peaceful oasis in the middle of the Nepalese capital.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

Many Hindus make the long pilgrimage to this holy city to have their remains burned on the banks of the Ganges River.

The remains of what was, not so long ago, the world's largest city.

This Costa Rican topiary park is a surreal garden of unearthly delights.

Folk art crafted from discarded vegetable crates.

This former coal gasification plant found a curious second life as a popular public park.

This municipal playground was co-created by the father of one of the most playful characters ever.

This enormous World War II relic is one of the largest wooden structures in the world.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.